<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
  <title>v-model</title>
    <script src="lib/vuejs-2.5.16.js"></script>
</head>
<body>
<div id="app">
    <input type="radio" name="sex" value="male" v-model="sex">男性
    <input type="radio" name="sex" value="female" v-model="sex" >女性
    <div>
        你选择了{{sex}}
        插值表达式是对应标签体中的内容

    </div><hr>
    <div>
        <select name="xueli" v-model="xueli">
            <option value="chuzhong" selected="selected">初中</option>
            <option value="gaozhong" >高中</option>
            <option value="daxue">大学</option>
            <option value="daxue">博士</option>

        </select>
    </div>
    <div>
        你选择了{{xueli +1}}
    </div>
</div>

</body>
<script>
var  vm = new Vue({
    el:"#app",
    data:{
        sex:"female",
        xueli:"boshi"

    }
})
</script>
</html>